Extensions: Send the tab id to platform apps.

chrome/browser/extensions/extension_tab_util.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_TAB_UTIL_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_TAB_UTIL_H_
 
 #include <string>
 
 #include "base/callback.h"
@@ skipping 52 matching lines @@
   // returned object will contain privacy-sensitive data.
   static base::DictionaryValue* CreateTabValue(
       const content::WebContents* web_contents) {
     return CreateTabValue(web_contents, NULL, -1);
   }
   static base::DictionaryValue* CreateTabValue(
       const content::WebContents* web_contents,
       TabStripModel* tab_strip,
       int tab_index);
 
+  // Creates a Tab object with only the tab id for platform apps.

[not at google - send to devlin, 2014/01/23 16:41:59]

If you did the filtering on the renderer would you need this? These tab values
aren't actually exposed to the app so it doesn't really matter what value they
have, right, only that the tab ID is propagated back through to the API call.

[Lei Zhang, 2014/01/23 20:53:12]

If I did the filtering on the renderer side, then this is not needed.

+  static base::DictionaryValue* CreateTabValueForPlatformApp(
+      const content::WebContents* web_contents);
+
   // Removes any privacy-sensitive fields from a Tab object if appropriate,
   // given the permissions of the extension and the tab in question.  The
   // tab_info object is modified in place.
   static void ScrubTabValueForExtension(const content::WebContents* contents,
                                         const Extension* extension,
                                         base::DictionaryValue* tab_info);
 
   // Removes any privacy-sensitive fields from a Tab object if appropriate,
   // given the permissions of the extension in question.
   static void ScrubTabForExtension(const Extension* extension,
@@ skipping 42 matching lines @@
   static WindowController* GetWindowControllerOfTab(
       const content::WebContents* web_contents);
 
   // Open the extension's options page.
   static void OpenOptionsPage(const Extension* extension, Browser* browser);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_TAB_UTIL_H_